mcp
by FastDrop
Stateful OpenAPI sandbox for AI agents to validate API integrations end-to-end.
Stateful OpenAPI sandbox for AI agents to validate API integrations end-to-end. Official MCP Registry: io.github.fetchsandbox/mcp@0.3.2. Package/stdio server - no remote endpoint to probe.
Problem it solves
Discoverable MCP server listed in the official MCP Registry.
How it's different
Package server from the official registry (no remote probe).
Ingested from the official MCP Registry
FastDrop pulled this entry from the official MCP Registry as io.github.fetchsandbox/mcp and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed
and the description is not theirs.
If this is your server, claim the listing to edit it and take ownership. The registry index lists everything else still awaiting a probe.
Claim this listingTools this endpoint exposes
Read directly from the endpoint on 11 Oct 2026. Not supplied by the maker.
coachConversational integration coach for FetchSandbox. Server-side orchestrator that walks the user through adding an API integration (payments / email / auth / etc.) — intake the goal, elicit domain-awar
get_jobRetrieve the SAME running find_bugs, fix_bug, prove_fix or verify_behavior job. Follow next_tool_call until status is done or error. Never restart the original tool to poll. A running response is not
guideROUTE a symptom to the provider behaviour that explains it. Use this when the user names a provider or a domain (payments, email, auth, SMS, subscriptions) and you need to know what that provider ACTU
quickrunRun a curated reference workflow against a KNOWN, bundled spec (stripe, clerk, descope, resend, twilio, and 50+ others) in ONE call — it spins up the sandbox by slug, so you do NOT need import_spec or
validate_integrationFor a local app, start the actual app and call manage_tunnel with its port; use the returned app_base_url. No ngrok install is needed. Hosted builders use their published origin. Start with providers
list_workflowsList the named, runnable workflows for a known provider slug or imported spec. Workflows are realistic multi-step API journeys (e.g. 'create customer → attach payment method → create subscription'). K
run_workflowExecute ONE specific workflow by name and return its step-by-step trace PLUS a `share_url` — a public, replayable proof URL that renders the full timeline (every request, response, webhook event) for
verify_behaviorProve a known fix survives a bug — the 'prove' half of reproduce→prove. The backend spawns a buggy AND a fixed reference handler and fires the bug_pattern's probes at both, returning the side-by-side
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